Todos los autores Achad, Frater Alhazred, Abdul Anonimo Antrobus, Robert Atkinson & Beals Atkinson, William W. Babbitt, Edwin D. Barrett, Francis Bellot, Hugh H.L. Bertolin, M. Angeles Besant & Leadbeater Besant, Annie Bhagavan Das Blavatsky, H.P. Boyler, Sammuel Bruno, Mago Budge, E.A. Wallis Cabrera Suarez, Frank Campbell Thompsom, R. Cardano, Jeronimo Carrera, Antonio Carus, Pablo Chevreul, M.E. Ciceron, Marco Tulio Clare Prophet, M & E Coleville, W.J. Collins, Mabel Colville, J.V. Crowley, Aleister Dacier, A. Dayaldas Shroff & Tukaram de la Concepcion, Fray Luis de Saint-Martin, L.C. de Villena, Enrique Dee, John Domingo Soler, Amalia Dos Laborantes Dowd, Freeman B. Durville, Hector Elliot-Scott, W. Escalante, J.M. Escartin Pascual, Ruben Espanet, A. Evangelistas Fabre-d Olivet Farid ud-din Attar Fenton, Peter Flammarion, Camille Fletcher, Robin Franck, Adolphe Fray Anselmo Geber Gelpi, R.G. Gibran Khalil Gibran Gonzalez Velez, Arnulfo Gonzalez, Luis Miguel Gorres Hartmann, Franz Hernandez Villaescusa, M. Jackobson, Dennis Jesus, Maestro Johnston, Charles Jollivet-Castelot Joseph, Isya Julevno Julio, Abbe Jungbluth, Ruben Kardec, Allan Keng Yun, Sheng Kremer, Dr. Krumm-Heller, Dr. Kuthumi, Maestro Laarss, R.H. Laurence, L.W. Leadbeater, C.W. Lenain Lenormant, Francois Levi, Eliphas Lewis, Ferris E. Londner, Eduardo Lopez Gomez, Quintin Lucas, Juan, Marcos y Mateo MacGregor Mathers, S.L. Macoy, Robert Mann, Edward Marden, O.S. Marrero, Martha Elva Maya Melville, John Merlin, A. Moorne, Dr. Moreux, T. Morin de Villefranche Morya, El Mukerji, Swami Muro, Nestor Negre Molinos, Jose Luis Nelson Stewart, C. Nicoll, Maurice Norton, Thomas Nostradamus, M. Michel Papa Honorio Papa Leon Papus (Dr. Encausse) Paracelso Parke Boyle, V. Parkyn, Herbert A. Peeke, Margaret B. Perez-Traverso, Olga Maria Philalethes, Eugenius Phylos el Tibetano Pike, Albert Piquer Ignes, Joaquin Plane, J.M. Radezki Ramacharaka, Yogi Ramathis-Mam Randall, Edward. C. Raphael Rengade, Dr. Ris.D.Glan.D.Or Roso de Luna, Mario Ryan, Marah Ellis Saint Germain Salomon Schure, Edouard Scott, Walter Sedir Sepharial Sevaka Sinnett, A.P. Stirling, William Suez Zamora, Nur Swinburne Clymer, R. Tamayo, Clara Taylor, Thomas Thomas & Pavitt Trevisano, Bernardo El Trimegistro, Hermes Trine, R.W. Trujillo, Jolman Urbano, Rafael Van Der Leeuw, J.J. Vives, M. Waite, A.E. Wall, Robert Wallace, Norman Westcott, William Wynn Wood, Ernest Zar-adusht Hanish, Dr. Zoroastro